@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57a2b13c-f41d-4f17-a426-dfb00f993a68> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57a2b13c-f41d-4f17-a426-dfb00f993a68> .